local Utility = {}
local this = Utility

function Utility.newObject(prefab, parent)
    local newObj = GameObject.Instantiate(prefab, parent)
    return newObj
end

function Utility.pick(go, str)
    local findTrans = go.transform:Find(str)
    if findTrans then
        return findTrans.gameObject
    end
    return nil
end

function Utility.pickC(go, str, com)
    local go = this.pick(go,str)
    return go:GetComponent(com)
end

function printRaw(str)
    print(str)
end

local function dump_value_(v)
    if type(v) == "string" then
        v = "\"" .. v .. "\""
    end
    return tostring(v) or 'nil'
end

function Utility.dump(value, desciption, nesting)
    
    if type(nesting) ~= "number" then nesting = 10 end

    local lookupTable = {}
    local result = {}

    local traceback = string.split(debug.traceback("", 2), "\n")
    printRaw("dump from: " .. string.trim(traceback[3]))

    local function dump_(value, desciption, indent, nest, keylen)
        desciption = desciption or "<var>"
        local spc = ""
        if type(keylen) == "number" then
            spc = string.rep(" ", keylen - string.len(dump_value_(desciption)))
        end
        if type(value) ~= "table" then
            result[#result +1 ] = string.format("%s[%s]%s = %s,", indent, dump_value_(desciption), spc, dump_value_(value))
        elseif lookupTable[tostring(value)] then
            result[#result +1 ] = string.format("%s[%s]%s = '*REF*',", indent, dump_value_(desciption), spc)
        else
            lookupTable[tostring(value)] = true
            if nest > nesting then
                result[#result +1 ] = string.format("%s[%s] = '*MAX NESTING*',", indent, dump_value_(desciption))
            else
                result[#result +1 ] = string.format("%s[%s] = {", indent, dump_value_(desciption))
                local indent2 = indent.."    "
                local keys = {}
                local keylen = 0
                local values = {}
                for k, v in pairs(value) do
                    keys[#keys + 1] = k
                    local vk = dump_value_(k)
                    local vkl = string.len(vk)
                    if vkl > keylen then keylen = vkl end
                    values[k] = v
                end
                table.sort(keys, function(a, b)
                    if type(a) == "number" and type(b) == "number" then
                        return a < b
                    else
                        return tostring(a) < tostring(b)
                    end
                end)
                for i, k in ipairs(keys) do
                    dump_(values[k], k, indent2, nest + 1, keylen)
                end
                result[#result +1] = string.format("%s},", indent)
            end
        end
    end
    dump_(value, desciption, "    ", 1)

    local content = ''
    for i, line in ipairs(result) do
        content = content..line..'\n'
    end
    printRaw(content)
end
  
return Utility